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Finding the Fourth Proportional to 339,723.88, 509,585.82 and 152,516.68

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Solution

The fourth proportional to 339,723.88, 509,585.82 and 152,516.68 is: 228,775.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,723.88 : 509,585.82 = 152,516.68 : x
  2. Step 2: Convert to fraction form
    339,723.88/509,585.82 = 152,516.68/x
  3. Step 3: Cross multiply
    339,723.88x = 509,585.82 × 152,516.68
  4. Step 4: Simplify right side
    339,723.88x = 77,720,337,441.48
  5. Step 5: Solve for x
    x = 77,720,337,441.48/339,723.88
  6. Step 6: Final answer
    x = 228,775.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.